- State of the art and development trends of smart control systems for high voltage DC/DC convertersRoasto, Indrek; Vinnikov, Dmitri; Lehtla, Tõnu6th International Symposium "Topical Problems in the Field of Electrical and Power Engineering" : Doctoral School of Energy and Geotechnology : [Kuressaare, January 12-17, 2009]2009 / p. 36-42 : ill